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ClinicalTrials.gov public records Last synced Oct 19, 2026, 5:28 AM EDT

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Showing 1–24 of 53 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Vaginal Progesterone Clear all
Terminated Not applicable Interventional

PRogrammed Versus Modified Natural Cycle After Euploid Failed Embryo Transfer

NCT06074055
View directory record Official record
Conditions
Infertility, Female
Interventions
FET Protocol
Other
Lead sponsor
Reproductive Medicine Associates of New Jersey
Other
Eligibility
18 Years to 53 Years · Female only
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Basking Ridge, New Jersey • Marlton, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 7, 2025 · Synced Oct 19, 2026, 5:28 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

Progesterone for Maintenance Tocolysis: A Randomized Placebo Controlled Trial

NCT00946088
View directory record Official record
Conditions
Pregnancy Complications
Interventions
Progesterone, Polyethylene glycol&hydrogenated vegetable oil.
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Oct 19, 2026, 5:28 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Vaginal Progesterone for the Prevention of Preterm Birth in Women With Arrested Preterm Labor

NCT01840228
View directory record Official record
Conditions
Premature Birth, Obstetric Labor, Premature
Interventions
Micronized progesterone suppository
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 18, 2019 · Synced Oct 19, 2026, 5:28 AM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

A Randomized Trial of Pessary in Singleton Pregnancies With a Short Cervix

NCT02901626
View directory record Official record
Conditions
Short Cervix, Preterm Delivery
Interventions
Arabin Cervical Pessary
Device
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
544 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
12
States / cities
Birmingham, Alabama • Chicago, Illinois • New York, New York + 9 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Relationship Between the Menstrual Cycle and Heart Disease in Women

NCT01546454
View directory record Official record
Conditions
Coronary Heart Disease
Interventions
Ethinyl Estradiol-Levonorgestrel combination, leuprolide acetate, Estradiol, Progesterone
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
21 Years to 40 Years · Female only
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 22, 2017 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Vaginal Progesterone to Reduce the Risk of Another Preterm Birth

NCT00086177
View directory record Official record
Conditions
Pregnancy
Interventions
8% progesterone vaginal gel, Placebo Vaginal Gel
Drug
Lead sponsor
Juniper Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
636 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
45
States / cities
Mobile, Alabama • Tucson, Arizona • Colton, California + 39 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2010 · Synced Oct 19, 2026, 5:28 AM EDT
Withdrawn Phase 2Phase 3 Interventional Accepts healthy volunteers

Vaginal Progesterone in Twins With Short Cervix

NCT01812239
View directory record Official record
Conditions
Premature Birth
Interventions
Vaginal Progesterone gel., fetal fibronectin swab., Placebo gel
Drug · Procedure
Lead sponsor
Obstetrix Medical Group
Industry
Eligibility
18 Years to 60 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
San Jose, California
Source: ClinicalTrials.gov public record
Updated Dec 19, 2014 · Synced Oct 19, 2026, 5:28 AM EDT
Withdrawn Not applicable Interventional

Vaginal Progesterone as a Treatment for Women Active Preterm Labor

NCT01206998
View directory record Official record
Conditions
Labor, Premature
Interventions
Vaginal progesterone gel, Placebo vaginal gel
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Oct 1, 2012 · Synced Oct 19, 2026, 5:28 AM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Hormone Replacement Therapy in Adolescents With Premature Ovarian Insufficiency

NCT06851754
View directory record Official record
Conditions
Premature Ovarian Insufficiency
Interventions
Progesterone, Estrogen Patch
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
11 Years to 19 Years · Female only
Enrollment
185 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 19, 2026, 5:28 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Vaginal Ecosystem and Network in the United States Study

NCT06472765
View directory record Official record
Conditions
Bacterial Vaginosis, Candidiasis, Urinary Tract Infections, Genitourinary Syndrome of Menopause, Lichen Sclerosus, Lichen Planus, Vulvodynia, Endometriosis, Ureaplasma Infections, Cancer, Desquamative Inflammatory Vaginitis
Interventions
Vaginal Swab Collection
Diagnostic Test
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years to 89 Years · Female only
Enrollment
3,250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
20
States / cities
Fullerton, California • Los Angeles, California • Pasadena, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced Oct 19, 2026, 5:28 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Preventing Preterm Birth With a Pessary

NCT01380158
View directory record Official record
Conditions
Preterm Birth
Interventions
Cup pessary (Bioteque America, Inc)
Device
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years to 45 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2011
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Sexual Absorption of Vaginal Progesterone

NCT01959464
View directory record Official record
Conditions
Infertility, Pregnancy
Interventions
Crinone vaginal progesterone gel, Placebo vaginal gel
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 22, 2022 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Phase 3 Interventional Results available

Clinical Safety Study of the Progesterone Vaginal Ring in Women Undergoing Assisted Reproductive Technology Procedures

NCT03565211
View directory record Official record
Conditions
Progesterone Supplementation in Women Undergoing ART
Interventions
Progesterone vaginal ring
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 34 Years · Female only
Enrollment
352 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
15
States / cities
Tempe, Arizona • Encino, California • Newark, Delaware + 12 more
Source: ClinicalTrials.gov public record
Updated Nov 23, 2020 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

DMPA & High Dose Oral Progestin (MPA) Tablets in Outpatient Treatment of Acute Excessive Vaginal Bleeding

NCT01148420
View directory record Official record
Conditions
Dysfunctional Uterine Bleeding
Interventions
Medroxyprogesterone 17-Acetate, medroxyprogesterone acetate
Drug
Lead sponsor
Women's Health Care Clinic, Torrance, California
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Mar 13, 2014 · Synced Oct 19, 2026, 5:28 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Uterine Electrical Activity Before and After Progesterone Treatment for Preterm Labor

NCT01406197
View directory record Official record
Conditions
Preterm Labor
Interventions
Experimental: Vaginal progesterone, Experimental: Topical progesterone, Experimental: Intramuscular progesterone
Drug
Lead sponsor
St. Joseph's Hospital and Medical Center, Phoenix
Other
Eligibility
17 Years to 40 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 26, 2022 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics of Progesterone in Pregnancy

NCT03340701
View directory record Official record
Conditions
Progesterone
Interventions
vaginal progesterone suppository
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 20, 2020 · Synced Oct 19, 2026, 5:28 AM EDT
Completed No phase listed Observational

Endometrial Effects of Metformin Action in Women With Polycystic Ovarian Syndrome (PCOS)

NCT01070160
View directory record Official record
Conditions
Polycystic Ovarian Syndrome
Interventions
Endometrin (progesterone 100mg vaginal inserts), Metformin
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 42 Years · Female only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 30, 2020 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Not applicable Interventional Results available

Pilot Study of Femring Estrogen Supplementation During Depo-Provera Initiation

NCT00563576
View directory record Official record
Conditions
Metrorrhagia
Interventions
Femring®, DepoProvera ®
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 15, 2021 · Synced Oct 19, 2026, 5:28 AM EDT
Withdrawn Phase 4 Interventional

Comparison of Vaginal and Intramuscular Progesterone in Vitrified-warmed Blastocyst Transfer Cycles

NCT02772120
View directory record Official record
Conditions
Infertility
Interventions
Vaginal progesterone gel (Crinone® 8%), Intramuscular Progesterone
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 9, 2019 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Phase 3 Interventional Results available

Subcutaneous Progesterone Versus Vaginal Progesterone Tablets for Luteal Phase Support in In Vitro Fertilization (IVF)

NCT00828191
View directory record Official record
Conditions
In Vitro Fertilization
Interventions
Progesterone
Drug
Lead sponsor
IBSA Institut Biochimique SA
Industry
Eligibility
18 Years to 42 Years · Female only
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
8
States / cities
Redondo Beach, California • San Jose, California • Stanford, California + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2013 · Synced Oct 19, 2026, 5:28 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics of Progesterone in Pregnancy-2

NCT04753957
View directory record Official record
Conditions
Pregnancy Related
Interventions
micronized Progesterone
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
16 Years to 55 Years · Female only
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 26, 2022 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Phase 1 Interventional Results available

A Treatment Study for Premenstrual Syndrome (PMS)

NCT00001259
View directory record Official record
Conditions
Premenstrual Syndrome, Menstruation Disturbances
Interventions
Leuprolide, Estradiol Patches, Progesterone, Placebo patch, Placebo injection, Placebo suppository
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 2, 2023 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Comparing IM vs. Vaginal Progesterone for Pre-term Birth

NCT00579553
View directory record Official record
Conditions
Infant, Premature, Premature Birth
Interventions
Intramuscular Progesterone, Vaginal Progesterone
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
174 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 19, 2021 · Synced Oct 19, 2026, 5:28 AM EDT
Completed Phase 4 Interventional Results available

MENOPUR® Versus FOLLISTIM®

NCT00802360
View directory record Official record
Conditions
Infertility
Interventions
Menotropin, Progestrone vaginal insert, follitropin beta, Progesterone in oil, Ganirelix
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 42 Years · Female only
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
7
States / cities
Pasadena, California • San Diego, California • Littleton, Colorado + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2011 · Synced Oct 19, 2026, 5:28 AM EDT